Skip java-source-utils unit tests

"Fixes" failures on Windows

	RunTests:
	  "C:\a\_work\2\s\external\Java.Interop\build-tools\gradle\gradlew" --stacktrace --no-daemon test
	  …
	  > Task :test FAILED
	  …

	  BUILD FAILED in 7s
	C:\a\_work\2\s\external\Java.Interop\tools\java-source-utils\java-source-utils.targets(43,5):
	error MSB3073: The command ""C:\a\_work\2\s\external\Java.Interop\build-tools\gradle\gradlew" --stacktrace --no-daemon test" exited with code 1.
	[C:\a\_work\2\s\external\Java.Interop\tools\java-source-utils\java-source-utils.csproj]

Author: jonpryor

build-tools/automation/azure-pipelines.yaml

@@ -245,6 +245,7 @@ stages:
         msbuildArguments: >-
           /restore
           /t:RunJavaInteropTests
+          /p:SkipJSUTests=true
           /p:TestAssembly="bin\Test$(XA.Build.Configuration)\generator-Tests.dll;bin\Test$(XA.Build.Configuration)\Java.Interop.Tools.JavaCallableWrappers-Tests.dll;bin\Test$(XA.Build.Configuration)\logcat-parse-Tests.dll;bin\Test$(XA.Build.Configuration)\Xamarin.Android.Tools.ApiXmlAdjuster-Tests.dll;bin\Test$(XA.Build.Configuration)\Xamarin.Android.Tools.Bytecode-Tests.dll"
           /bl:$(System.DefaultWorkingDirectory)\bin\Test$(XA.Build.Configuration)\msbuild-run-ji-tests.binlog
       continueOnError: True
@@ -360,6 +361,7 @@ stages:
         msbuildArguments: >-
           /restore
           /t:RunJavaInteropTests
+          /p:SkipJSUTests=true
           /p:TestAssembly="bin\Test$(XA.Build.Configuration)\generator-Tests.dll;bin\Test$(XA.Build.Configuration)\Java.Interop.Tools.JavaCallableWrappers-Tests.dll;bin\Test$(XA.Build.Configuration)\logcat-parse-Tests.dll;bin\Test$(XA.Build.Configuration)\Xamarin.Android.Tools.ApiXmlAdjuster-Tests.dll;bin\Test$(XA.Build.Configuration)\Xamarin.Android.Tools.Bytecode-Tests.dll"
           /bl:$(System.DefaultWorkingDirectory)\bin\Test$(XA.Build.Configuration)\dotnet-run-ji-tests.binlog
       continueOnError: True